To the Editor:—For the last seven or eight months, I have been endeavoring through correspondence to obtain information regarding infectious jaundice in the United States.The disease is seldom fatal and usually takes the form of rather sharply localized endemics. For these two reasons, it is not a reportable disease in most states, though it has been made reportable in a few states within the last year or two. I have been able to obtain a good deal of information from state boards of health and from individuals; but I feel confident that the disease is much more widespread than my information would indicate, and I am, therefore, writing to The Journal in the hope that this request for information will meet the eye of physicians who have observed even small outbreaks of infectious jaundice and that they will write me a brief statement to that effect, giving such